Unitron WD 307mm 0.3X Lens

0.3X 0.5X 0.75X 1.5X 2X Auxiliary Objective Barlow Lens 42mm Stereo Microscope

CTV 0.3X 0.35X 0.4X 0.5X 1X C-Mount Lens Adapter Trinocular Stereo Microscope

0.3X 0.5X 0.75X 1.5X 2X Auxiliary Objective Barlow Lens 48mm F Stereo Microscope

0.3X 0.5X 0.75X 1.5X 2X Auxiliary Objective Barlow Lens 42mm F Stereo Microscope

UNITRON ACA Micrography Attachment for Microscope

Barlow Lens Auxiliary Objective Lens 1-3/4" 1X 42mm 0.35X 0.3X 0.5X 2X 1pc

Unitron L3R-2013 Three Place Microscope Objective Turret/Nosepiece